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Finding the Fourth Proportional to 173,200.26, 238,928.30 and 105,199.14

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Solution

The fourth proportional to 173,200.26, 238,928.30 and 105,199.14 is: 145,121.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,200.26 : 238,928.30 = 105,199.14 : x
  2. Step 2: Convert to fraction form
    173,200.26/238,928.30 = 105,199.14/x
  3. Step 3: Cross multiply
    173,200.26x = 238,928.30 × 105,199.14
  4. Step 4: Simplify right side
    173,200.26x = 25,135,051,681.66
  5. Step 5: Solve for x
    x = 25,135,051,681.66/173,200.26
  6. Step 6: Final answer
    x = 145,121.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.